- cube([jig_interval + 2,
- jig_max_y - jig_min_y,
- jig_main_zsz + strap_thick]);
+ rotate([0,90,0]) rotate([0,0,90])
+ linear_extrude(height=jig_interval + 2)
+ polygon([[jig_min_y, 0],
+ [jig_top_min_y, main_z],
+ [jig_top_max_y, main_z],
+ [jig_max_y, 0]]);